Historical
SAE AMS 4050J-2014 (SAE AMS4050J-2014)
Aluminum Alloy, Plate, 6.2Zn - 2.3Cu - 2.2Mg - 0.12Zr (7050-T7451), Solution Heat Treated, Stress Relieved, and Overaged
This specification covers an aluminum alloy in the form of plate. This plate has been used typically for parts requiring a high level of mechanical properties and good resistance to stress-corrosion cracking, but usage is not limited to such applications.
Society of Automotive Engineers [sae]